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CVE-2025-7565

LB-LINK BL-AC3600 Web Management Interface lighttpd.cgi geteasycfg information disclosure

Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.

CVSS 3.15.3MediumEPSS percentile55th0.8% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
Public exploit: 1 sourceFixVendor fixNo build named by the sources

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

The vendor has published a fix. Version details are below where the sources state them.

  • LB-LINK BL-AC3600Affected: 1.0.0Upgrade to: not statedAffected: 1.0.1Upgrade to: not statedAffected: 1.0.2Upgrade to: not statedAffected: 1.0.3Upgrade to: not stated + 19 more branchesStated by: CVE record
  • Lb-link Bl-ac3600 FirmwareAffected: ≤ 1.0.22Upgrade to: after 1.0.22Stated by: NVD
  • Shenzhen Bilian Electronics Co., Ltd. LB-LINK BL-AC3600Affected: 1.0.22Upgrade to: not statedStated by: BDU

Versions as the sources state them. Full version matrix after sign-in

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What it is

From the CVE record

A vulnerability, which was classified as critical, was found in LB-LINK BL-AC3600 up to 1.0.22. This affects the function geteasycfg of the file /cgi-bin/lighttpd.cgi of the component Web Management Interface. The manipulation of the argument Password leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS55th
Public exploit
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

1 source with a proof of concept or module.

Exploit links, PoCs and Metasploit modules after sign-in
EPSS

0.8% chance of exploitation activity in the next 30 days, which ranks it in the 55th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

The patch came 232 days before any public exploit.

  1. Public exploit / PoCsource: github-poc
  2. Patch availablerecord updated
  3. Publishedweakness classified, att&ck mapped

Affected products

Technical detail

CVSS 3.1 vector

Open in the CVSS calculator

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Scored 5.3 by NVD.

How it is reached

  • Attack Vector NetworkExploitable remotely over the network without any special conditions
  • Attack Complexity LowNo special conditions — the attack can be reliably reproduced
  • Privileges Required NoneNo authentication required — anyone can exploit this
  • User Interaction NoneNo user interaction needed — fully automated exploitation

Scope

  • Scope UnchangedImpact is limited to the vulnerable component itself

Impact if exploited

  • Confidentiality LowSome restricted information is disclosed, but limited in scope
  • Integrity NoneNo integrity impact
  • Availability NoneNo availability impact

Weaknesses

ATT&CK techniques

Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.

Sources

References in the record

And 2 more references. See all after sign-in

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We'll flag the next CVE, public exploit or patch for Bl-ac3600 Firmware, not every advisory. This one: public exploit.